class Delcolumn4emails < ActiveRecord::Migration
  def self.up
    remove_column :emails,:body_cn
    remove_column :emails,:subject_cn
    remove_column :emails,:body_big5
    remove_column :emails,:subject_big5
    remove_column :emails,:subject_en
    remove_column :emails,:body_en
  end

  def self.down
  end
end
